Bosch – LB1-UM50E-D
$610.50 RRP Inc GST
Bosch LB1-UM50E-D 50W Aluminium Cabinet Loudspeaker for indoor/outdoor applications. 2-way design with 2×5″ LF drivers and 1″ dome tweeter.
Bosch LB1-UM50E-D (Black) & LB1-UM50E-L (White) 50W Aluminium Cabinet Loudspeaker for indoor/outdoor applications. 2-way design with 2×5″ LF drivers and 1″ dome tweeter. 90Hz-20kHz, 75W at 8 Ohms and internal 100V transformer with tappings of 50, 25, 12.5, 6.2 & 5W. 91dB SPL 1W/1m. Weather resistant to IP65, includes wall bracket.
The Bosch LB1-UM50E-D & LB1-UM50E-L EN54-24 cabinet loudspeaker is suitable for clear reproduction of speech, foreground and background music.
Integral safety features ensure that the LB1UM50E is compliant with EN54-24, for use in emergency voice evacuation systems.
The input is selectable between 70V, 100 volt line and 8 ohm.
A sturdy wall mounting bracket is supplied.
Product | LB1‑UM20E‑(D/L), LB1‑UM50E‑(D/L) |
Description | Premium‑sound Cabinet Loudspeaker, Premium‑sound Cabinet Loudspeaker |
Rated power (PHC) | 20 W, 50 W |
Power tapping | 20 / 10 / 5 / 2.5 W, 50 / 25 / 12.5 / 6.25 W |
Sound pressure levelat rated power / 1 W (1 kHz, 1 m) | 101 dB / 88 dB (SPL), 108 dB / 91 dB (SPL) |
Sound pressure levelat rated power / 1 W (1 kHz, 4 m) | 87 dB / 74 dB (SPL), 94 dB / 79 dB (SPL) |
Effective frequency range(-10 dB) | 90 Hz to 20 kHz, 90 Hz to 20 kHz |
horizontal | 174° / 136°, 186° / 126° |
vertical | 127° / 141°, 84° / 62° |
Product | LB1‑UM20E‑(D/L) |
Rated input voltageRated impedance | 12.65 V, 70 V, 100 V |
20 W | 8 Ohm, 250 Ohm, 500 Ohm |
10 W | N.A., 500 Ohm, 1000 Ohm |
5 W | N.A., 1000 Ohm, 2000 Ohm |
2.5 W | N.A., 2000 Ohm, 4000 Ohm |
Product | LB1‑UM50E‑(D/L) |
Rated input voltageRated impedance | 20 V, 70 V, 100 V |
50 W | 8 Ohm, 100 Ohm, 200 Ohm |
25 W | N.A., 200 Ohm, 400 Ohm |
12.5 W | N.A., 400 Ohm, 800 Ohm |
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